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authorRob Pike <r@golang.org>2008-09-12 16:03:16 -0700
committerRob Pike <r@golang.org>2008-09-12 16:03:16 -0700
commitdaf0485787cc8e926a57a75cbc46ca6ef80c6268 (patch)
tree1ada0da1e635b28393f7f518c69e0352ef78d2e3 /doc/progs/helloworld3.go
parent0264cfecfdfebe0b1f9017073a980c7628459b84 (diff)
downloadgolang-daf0485787cc8e926a57a75cbc46ca6ef80c6268.tar.gz
next section: i/o package that has structs, methods
R=gri DELTA=137 (134 added, 0 deleted, 3 changed) OCL=15251 CL=15259
Diffstat (limited to 'doc/progs/helloworld3.go')
-rw-r--r--doc/progs/helloworld3.go17
1 files changed, 17 insertions, 0 deletions
diff --git a/doc/progs/helloworld3.go b/doc/progs/helloworld3.go
new file mode 100644
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+++ b/doc/progs/helloworld3.go
@@ -0,0 +1,17 @@
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import FD "fd"
+
+func main() {
+ hello := []byte{'h', 'e', 'l', 'l', 'o', ', ', ' ', 'w', 'o', 'r', 'l', 'd', '\n'};
+ FD.Stdout.Write(&hello);
+ fd, errno := FD.Open("/does/not/exist", 0, 0);
+ if fd == nil {
+ print("can't open file; errno=", errno, "\n");
+ sys.exit(1);
+ }
+}